package xin.nick.demo;

public class Demo01 {
    public static void main(String[] args) throws InterruptedException {
        new Thread() {
            @Override
            public void run() {
                printA();
            }
        }.start();
//        Thread.sleep(1);
        System.out.print("pong");

        String[] ss = new String[10];
        System.out.println(ss[9]);
    }

    public static void printA() {
        System.out.print("ping");
    }
}
